package com.cn.wanxi.servlet.user;

import com.alibaba.fastjson.JSONObject;
import com.cn.wanxi.model.UserModel;
import com.cn.wanxi.service.IUserService;
import com.cn.wanxi.service.impl.UserServiceImpl;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

@WebServlet("/login")
public class UserLoginServlet extends HttpServlet {
    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {

//        1.乱码
        req.setCharacterEncoding("UTF-8");
        resp.setCharacterEncoding("UTF-8");
        resp.setContentType("application/json; charset=utf-8");
//        2.拿到页面的值
        String username = req.getParameter("username");
        String password = req.getParameter("password");
        String code = req.getParameter("code");
//        3.封装model
        UserModel userModel = new UserModel();
        userModel.setUsername(username);
        userModel.setPassword(password);
        userModel.setCode(code);
//        req.getSession().getAttribute("code");
        userModel.setSessionCode((String) req.getSession().getAttribute("code"));
//        4.调用服务逻辑层
        IUserService iUserService = new UserServiceImpl();
//        5.接受返回值
        int count = iUserService.login(userModel);

//        6.返回json（页面)
        JSONObject jsonObject = new JSONObject();
        if (count == 1) {
            req.getSession().setAttribute("username", username);
        }
        jsonObject.put("count", count);//将整型转换为json对象
        resp.getWriter().println(jsonObject);//传递到页面的值
    }


}
